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Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models.

A free, AI-powered academic search engine for 240M+ papers across every scientific field

AI answers grounded in 300M+ scholarly full texts

AI academic search engine for peer-reviewed science

Map the literature around the papers you love—free

Paraphrase, proofread and summarize text with an AI writing workspace

Academic proofreading, plagiarism checking and AI-powered writing tools in one place

AI content detection and a full writing toolkit in one place

See what AI assistants really say about your brand.

Translate, summarize, and understand documents in 154 languages without losing the layout

The AI workspace where researchers read, write, and cite with every claim traceable to its source

Multilingual AI detector with sentence-level insight

AI research platform for reading, understanding and writing scientific papers

Track how AI assistants mention, rank and cite your brand

One AI agent for finding, reading and writing with real research

An AI research workspace that summarizes, compares and cites your documents

One AI workspace to write, edit, detect, and humanize text

Research reports built from 300M+ real scholarly papers — every claim cited and DOI-checked

Track and grow your brand visibility inside AI search engines

Explore the academic literature as a visual graph of related papers

Audit, create and amplify the citations that make AI recommend your brand

Free AI citation checker that catches fake and hallucinated references

AI detection and writing verification built for schools and editors

Track and improve how AI assistants talk about your brand